In other words, the height of The Hollywood Sign is 19 times 80 centimeters.

(a.k.a. Hollywoodland Sign) (Mount Lee, Hollywood Hills, Santa Monica Mountains, California)Each of the white letters in the Hollywood Sign measures 1,500 centimeters tall. Built as an advertisement in 1923, the sign was intended to stand for only eighteen months.

In other words, 80 centimeters is 0.041762 times the length of a Bowling Lane, and the length of a Bowling Lane is 23.9450 times that amount.

(USBC specifications; tenpin; including pin deck)According to the United States Bowling Congress specifications, a tenpin bowling lane should measure 1,915.60 centimeters. In a Professional Bowling Association game, the lane must be lubricated by about 25 ml (0.85 fl. oz) of oil.

In other words, 80 centimeters is 0.0397678 times the length of a Cricket Pitch, and the length of a Cricket Pitch is 25.1460 times that amount.

(per Marylebone Cricket Council / International Cricket Council Law #6)The length of a cricket pitch, from one bowling crease to the other, is 2,011.680 centimeters. The wickets at either end of the pitch stand 72 centimeters tall including the bails.

In other words, 80 centimeters is 0.029163 times the length of Baseball base distances, and the length of Baseball base distances is 34.290 times that amount.

(MLB Official Baseball Rules specification)According to MLB Official Baseball Rules, the distance between baseball diamond bases is 2,743.20 centimeters. While second and home base are located upon the corners of the 27.432 sq. m area created by the bases, first and third base are placed within that square, to better allow the umpires to judge whether a ball is fair or foul.

In other words, the length of an Aspirin is 0.018 times 80 centimeters.

(for up & up aspirin, 325mg, regular strength tablets) (a.k.a. acetylsalicylic acid, a.k.a. ASA)
A single aspirin tablet measures 1.40 centimeters in diameter. One of the most common medicines in the world and a foundation of worldwide health systems, an estimated 40,000 metric tons of aspirin are consumed each year.

In other words, 80 centimeters is 0.0171 times the height of The Chicago Water Tower, and the height of The Chicago Water Tower is 58.50 times that amount.

(Chicago, Illinois)The Chicago Water Tower is 4,690 centimeters tall. The tower's architecture was one source of inspiration behind the design of White Castle fast-food restaurants beginning with "Building Number 8," a prefabricated structure built in Minneapolis, Minnesota in 1936.

In other words, the height of The Arc de Triomphe is 63 times 80 centimeters.

(Paris, France)The Arc de Triomphe stands 4,900 centimeters tall. France's Tomb of the Unknown Soldier from the First World War lies beneath the arch and is commemorated by the first eternal flame to have been lit in modern European history.